Delve into the fascinating world of batteries, uncovering their components and the principles of energy flow within circuits. This exploration highlights the engineering innovations that have made electricity storage possible, revealing how batteries power everyday devices like flashlights and tablets.
Exploring the role of robotic sensors, this STEM-focused title highlights their ability to conserve energy, enhance safety, and improve convenience in everyday life. The book delves into practical applications, such as automatic lighting in restrooms, showcasing how technology can positively impact our daily routines.
Imagine life on Earth without water. Could you live in such a world? Today, almost all life on Earth relies on water, including plants and animals. Freshwater habitats include lakes, rivers, wetlands, ice and even water trapped in the ground. This habitat acts as a source of food, air and water for plants, animals and people all over the world. Learn about the geography and resources of freshwater habitats as well as how animals and people have adapted to and changed freshwater environments. Explore this habitat's future and what people can do to help keep it safe.
From the savannahs of Africa to the prairies of North America, large grasslands are found on every continent except Antarctica. Learn about the geography and resources of grassland habitats as well as how animals and people have adapted to and changed grassland environments. Explore this habitat's future and what people can do to help keep it safe.